139 lines
4.2 KiB
PHP
139 lines
4.2 KiB
PHP
<?php
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/**
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* Copyright (C) 2004 Gabriel Wicke <gw@wikidev.net>
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* http://www.aulinx.de/
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* Based on PageHistory and SpecialExport
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*
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* License: GPL (http://www.gnu.org/copyleft/gpl.html)
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*
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* @author Gabriel Wicke <gw@wikidev.net>
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* @package MediaWiki
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*/
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/** */
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require_once( 'Revision.php' );
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/**
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* @todo document
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* @package MediaWiki
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*/
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class RawPage {
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function RawPage( $article ) {
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global $wgRequest, $wgInputEncoding, $wgSquidMaxage, $wgJsMimeType;
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$allowedCTypes = array('text/x-wiki', $wgJsMimeType, 'text/css', 'application/x-zope-edit');
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$this->mArticle =& $article;
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$this->mTitle =& $article->mTitle;
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$ctype = $wgRequest->getText( 'ctype' );
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$smaxage = $wgRequest->getInt( 'smaxage', $wgSquidMaxage );
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$maxage = $wgRequest->getInt( 'maxage', $wgSquidMaxage );
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$this->mOldId = $wgRequest->getInt( 'oldid' );
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# special case for 'generated' raw things: user css/js
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$gen = $wgRequest->getText( 'gen' );
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if($gen == 'css') {
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$this->mGen = $gen;
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if($smaxage == '') $smaxage = $wgSquidMaxage;
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if($ctype == '') $ctype = 'text/css';
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} else if ($gen == 'js') {
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$this->mGen = $gen;
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if($smaxage == '') $smaxage = $wgSquidMaxage;
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if($ctype == '') $ctype = $wgJsMimeType;
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} else {
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$this->mGen = false;
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}
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$this->mCharset = $wgInputEncoding;
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$this->mSmaxage = $smaxage;
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$this->mMaxage = $maxage;
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if(empty($ctype) or !in_array($ctype, $allowedCTypes)) {
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$this->mContentType = 'text/x-wiki';
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} else {
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$this->mContentType = $ctype;
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}
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}
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function view() {
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global $wgUser, $wgOut, $wgScript;
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if( isset( $_SERVER['SCRIPT_URL'] ) ) {
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# Normally we use PHP_SELF to get the URL to the script
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# as it was called, minus the query string.
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#
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# Some sites use Apache rewrite rules to handle subdomains,
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# and have PHP set up in a weird way that causes PHP_SELF
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# to contain the rewritten URL instead of the one that the
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# outside world sees.
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#
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# If in this mode, use SCRIPT_URL instead, which mod_rewrite
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# provides containing the "before" URL.
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$url = $_SERVER['SCRIPT_URL'];
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} else {
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$url = $_SERVER['PHP_SELF'];
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}
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if( strcmp( $wgScript, $url ) ) {
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# Internet Explorer will ignore the Content-Type header if it
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# thinks it sees a file extension it recognizes. Make sure that
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# all raw requests are done through the script node, which will
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# have eg '.php' and should remain safe.
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#
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# We used to redirect to a canonical-form URL as a general
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# backwards-compatibility / good-citizen nice thing. However
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# a lot of servers are set up in buggy ways, resulting in
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# redirect loops which hang the browser until the CSS load
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# times out.
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#
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# Just return a 403 Forbidden and get it over with.
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wfHttpError( 403, 'Forbidden',
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'Raw pages must be accessed through the primary script entry point.' );
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return;
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}
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header( "Content-type: ".$this->mContentType.'; charset='.$this->mCharset );
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# allow the client to cache this for 24 hours
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header( 'Cache-Control: s-maxage='.$this->mSmaxage.', max-age='.$this->mMaxage );
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if($this->mGen) {
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$sk = $wgUser->getSkin();
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$sk->initPage($wgOut);
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if($this->mGen == 'css') {
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echo $sk->getUserStylesheet();
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} else if($this->mGen == 'js') {
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echo $sk->getUserJs();
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}
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} else {
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echo $this->getrawtext();
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}
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$wgOut->disable();
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}
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function getrawtext () {
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global $wgInputEncoding, $wgContLang;
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$fname = 'RawPage::getrawtext';
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if( $this->mTitle ) {
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# Special case for MediaWiki: messages; we can hit the message cache.
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if( $this->mTitle->getNamespace() == NS_MEDIAWIKI) {
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$rawtext = wfMsgForContent( $this->mTitle->getDbkey() );
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return $rawtext;
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}
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# else get it from the DB
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$rev = Revision::newFromTitle( $this->mTitle, $this->mOldId );
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if( $rev ) {
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$lastmod = wfTimestamp( TS_RFC2822, $rev->getTimestamp() );
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header( 'Last-modified: ' . $lastmod );
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return $rev->getText();
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}
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}
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# Bad title or page does not exist
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if( $this->mContentType == 'text/x-wiki' ) {
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# Don't return a 404 response for CSS or JavaScript;
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# 404s aren't generally cached and it would create
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# extra hits when user CSS/JS are on and the user doesn't
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# have the pages.
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header( "HTTP/1.0 404 Not Found" );
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}
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return '';
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}
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}
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?>
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